Dunham, D. M. (1995). Contract farming and export horticulture: Can agribusiness revitalise the peasant sector in Sri Lanka? Institute of Policy Studies.
Lua i Stíl Chicago (17ú heag.)Dunham, David M. Contract Farming and Export Horticulture: Can Agribusiness Revitalise the Peasant Sector in Sri Lanka? Colombo: Institute of Policy Studies, 1995.
Lua MLA (8ú heag.)Dunham, David M. Contract Farming and Export Horticulture: Can Agribusiness Revitalise the Peasant Sector in Sri Lanka? Institute of Policy Studies, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.